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Nederman Airflow Alarm EX

Part No. 40780438

Nederman Airflow EX alarms available for different pressure ranges for monitoring of the set airflow in a duct.

The Airflow Alarm consist of control box, pressure switch *, hose, inline filter, cable gland and battery.

* The pressure switch can be installed installation in ATEX zone 2 / 22, the control box shall not be installed in an ATEX zone.  ATEX marking - II3G Ex nC IIB T6 Gc (Gas) II3D Ex tc IIIB T75°C Dc (Dust).

An Alarm is trigged (Red LED light and relay terminal) when the air pressure in the duct is outside preset limits.

For Nederman Standard Airflow alarm range please see here for details.

Delivery normally within 3 weeks
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Nederman
Nederman
With 70 years of leading expertise from a wide variety of industries, Nederman knows what it takes to make your business clean, safe and compliant. Nederman's ranges of clean air solutions meet high expectations and changing needs, helping you maximize production efficiency, improve work environments and reduce environmental impact.
Product Details
Technical Specification

Product Details

The Airflow Alarm monitors pressure conditions in a duct. A pressure switch connected to the control box provides the signal input.

The Airflow Alarm is connected to the fan starter and automatically starts with the fan. An Alarm is trigged (Red LED light and relay terminal) when the air pressure in the duct is outside preset limits. The LED lights are powerful enough to have good visibility at a distance. 2 independent terminals for power supply.

The pressure switch can be installed installation in ATEX zone 2 / 22, the control box shall not be installed in an ATEX zone.

Features

  • Assures optimal usage of system and secured functionality.
  • Support the customer with their responsibility on air quality.
  • Comply with Health and Safety legal requirements and recommendations.
  • Continuous service and maintenance for prolonging system length of life.

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Technical Specification

Nederman Airflow Alarm EX
Product Name Airflow Alarm
Protection class IP54 for control box, IP65 pressure switch
Installation Indoor
Ambient temperature range 0-50 C (32 F to 122 F)
Dimensions 320 x 185 x 80 mm
Weight (kg) 1.5 + 0.7
Power supply 85-230V AC, 50-60Hz
Fuse Max 13A
Pressure switch External contact < 100 Ohm
12 VDC out alarm +12 VDC max 200 mA
Note Temperature range - 15 < Ta < +70 Deg. C., Input separated by double isolation, Aluminium die casting casing, ATEX marking: II3G Ex nC IIB T6 Gc (Gas) II3D Ex tc IIIB T75°C Dc (Dust).

 

Description Capacity Model
Airflow alarm EX 40 40 - 300 Pa 40780438*
Airflow alarm EX 100 100 - 1000 Pa 40780439*
Airflow alarm EX 250 250 - 5000 Pa 40780440*
Airflow alarm EX 3000 3 000 - 15000 Pa 40780441*